Analysis
- max time kernel
143s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20231215-en - resource tags
- submitted
15/02/2024, 16:03
General
- Target CV Mariana Alvarez.exe
- Size 718KB
- Sample240215-thcj6aae8w
- SHA256 1b959a6064b127aebdccf7e9347a199a7c7e75e6abc883102b09488a94188fa1
Malware Config
Extracted
-
Protocol
smtp
-
Host
smtp.flying-fish-cn.com
-
Port
587
-
Username
-
Password
hkk999@@@
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
smtp.flying-fish-cn.com
-
Port
587
-
Username
-
Password
hkk999@@@
-
Email to
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
- Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: EnumeratesProcesses 11 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\CV Mariana Alvarez.exe"C:\Users\Admin\AppData\Local\Temp\CV Mariana Alvarez.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\CV Mariana Alvarez.exe"C:\Users\Admin\AppData\Local\Temp\CV Mariana Alvarez.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
CV Mariana Alvarez.exe.log
memory/3296-12-0x0000000000400000-0x0000000000440000-memory.dmp
memory/3296-21-0x00000000051C0000-0x00000000051D0000-memory.dmp
memory/3296-20-0x0000000074490000-0x0000000074C40000-memory.dmp
memory/3296-19-0x0000000006870000-0x00000000068C0000-memory.dmp
memory/3296-18-0x0000000005380000-0x00000000053E6000-memory.dmp
memory/3296-17-0x00000000051C0000-0x00000000051D0000-memory.dmp
memory/3296-15-0x0000000074490000-0x0000000074C40000-memory.dmp
memory/4672-10-0x0000000074490000-0x0000000074C40000-memory.dmp
memory/4672-9-0x000000000B120000-0x000000000B1BC000-memory.dmp
memory/4672-0-0x0000000074490000-0x0000000074C40000-memory.dmp
memory/4672-11-0x0000000001BC0000-0x0000000001BD0000-memory.dmp
memory/4672-8-0x0000000008990000-0x0000000008A12000-memory.dmp
memory/4672-7-0x0000000005F70000-0x0000000005F82000-memory.dmp
memory/4672-6-0x0000000005F40000-0x0000000005F52000-memory.dmp
memory/4672-16-0x0000000074490000-0x0000000074C40000-memory.dmp
memory/4672-5-0x0000000005910000-0x000000000591A000-memory.dmp
memory/4672-4-0x0000000001BC0000-0x0000000001BD0000-memory.dmp
memory/4672-3-0x0000000005970000-0x0000000005A02000-memory.dmp
memory/4672-2-0x0000000005FE0000-0x0000000006584000-memory.dmp
memory/4672-1-0x0000000000FD0000-0x000000000108A000-memory.dmp